Descrierea

Memcached::casByKey() is functionally equivalent to
Memcached::cas(), except that the free-form
server_key can be used to map the
key to a specific server. This is useful if you need
to keep a bunch of related keys on a certain server.

Parametri

cas_token

Unique value associated with the existing item. Generated by memcache.

Valorile întoarse

Întoarce valoarea TRUE în cazul
succesului sau FALSE în cazul eșecului.
The Memcached::getResultCode() will return
Memcached::RES_DATA_EXISTS if the item you are trying
to store has been modified since you last fetched it.